Electronics Forum: timely (Page 5 of 1077)

Solder on gold finger

Electronics Forum | Tue Jul 18 22:11:13 EDT 2006 | davef

Aping Russ' reply: * ~70% of the time solder on gold fingers is caused by poor printing and handling processes. * ~25% of the time solder on gold fingers is caused by poor thermal recipe when soldering. * ~5% of the time solder on gold fingers is cau

Ok gurus got a question?

Electronics Forum | Thu Nov 30 05:01:52 EST 2006 | aj

I dont claim to be a guru but I would say that the only cycle time you can control or be responsible for is your machine cycle time. Operator cycle time will vary and you cant control that.

How many times wave solder?

Electronics Forum | Thu Apr 19 10:59:05 EDT 2007 | peteb

Greetings, Is there a Mil Spec or IPC spec on how many times you can wave solder a PCB? I did a search on this forum with no results. Common sense says two or three times. I need documentation.Thanks for any info.

Does anyone remember the takt time formula for the reflow oven

Electronics Forum | Fri Apr 11 03:28:11 EDT 2008 | joseph_gonzales16

Tak time is depend on the solder paste requirement all solder paste there are deferent tak time.

pwb manual assembly time standards

Electronics Forum | Sat Jul 26 07:22:02 EDT 2008 | bobwillis

Some of my old times from GEC are online at http://www.bobwillis.co.uk/downloads/time.rtf See you at SMTA Int. Bob Willis ASKbobwillis.com

SMT voiding

Electronics Forum | Thu Oct 25 13:39:29 EDT 2012 | cyber_wolf

Wait a minute...Your peak temps are PbFree like. Why is your profiler looking at time above 183 ? What is the time above 217 ? I thought we were looking at time above 217 not 183.

fuji CP642 or CP643

Electronics Forum | Tue Oct 02 10:26:17 EDT 2012 | jimmyboz

If I had a choice I would choose a CP642 90% of the time. The loading system on the 643 can load 2 PCBs at the same time but is complicated. If 2 seconds on PCB load time is critical on your production choose the 643, if not, choose the 642.

SOT 23 Rework Time

Electronics Forum | Wed Feb 19 17:21:58 EST 2014 | bandjwet

Hi All: What is a "good" time for removal and replacement of an SOT23. Steps are ID, remove, site dress, replace with new, clean using IPA and inspect per Class II, My average time is 3 minutes. Regards BWET

SMD setup

Electronics Forum | Wed Jul 16 03:54:01 EDT 2014 | enfrafer

how much time in average do you spend in set up time? how much % of productive time do you waste in setup? what smd equipment do you have?

Siplace SX line time synchronisation

Electronics Forum | Mon Oct 28 21:17:40 EDT 2019 | sarason

The OCD in me suggests you chase down Windows Time/Date configuration ,also when you power up the machine check the time/date in the BIOS I presume these machines are windows based just looking in the Assembleon website. sarason


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